/*
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 * RSDataSource.h
 *
 *  Created on: 2010/02/24
 *      Author: Alexandre Pires ( c.alexandre.pires@gmail.com )
 */

#ifndef RSDATASOURCE_H_
#define RSDATASOURCE_H_

#include "RSUIDElement.h"

namespace Realsphere {

    class RSDataSource: public Realsphere::RSUIDElement {
        Q_OBJECT
        public:

            RSDataSource ( const QString& rId = QString::null,
                           const QString& rName = QString::null,
                           const QString& rTag = RS_ELEMENT_TAG );
            virtual ~RSDataSource() = 0;

        public:
            virtual RSDataPointer   DataPointer () = 0;
            virtual RSDataSize      SizeOf () const = 0;

            QString                 URI () const;
            bool                    IsExternal () const;

            bool                    IsRootElement () const;

        signals:
            void                    DataChanged ();

    };

}

#endif /* RSDATASOURCE_H_ */
